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@@ -1,6 +1,7 @@
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/*
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/*
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* QEMU SuperH CPU
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* QEMU SuperH CPU
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*
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*
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+ * Copyright (c) 2005 Samuel Tardieu
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* Copyright (c) 2012 SUSE LINUX Products GmbH
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* Copyright (c) 2012 SUSE LINUX Products GmbH
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*
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*
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* This library is free software; you can redistribute it and/or
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* This library is free software; you can redistribute it and/or
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@@ -29,9 +30,27 @@ static void superh_cpu_reset(CPUState *s)
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SuperHCPUClass *scc = SUPERH_CPU_GET_CLASS(cpu);
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SuperHCPUClass *scc = SUPERH_CPU_GET_CLASS(cpu);
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CPUSH4State *env = &cpu->env;
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CPUSH4State *env = &cpu->env;
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+ if (qemu_loglevel_mask(CPU_LOG_RESET)) {
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+ qemu_log("CPU Reset (CPU %d)\n", env->cpu_index);
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+ log_cpu_state(env, 0);
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+ }
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+
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scc->parent_reset(s);
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scc->parent_reset(s);
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- cpu_state_reset(env);
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+ memset(env, 0, offsetof(CPUSH4State, breakpoints));
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+ tlb_flush(env, 1);
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+
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+ env->pc = 0xA0000000;
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+#if defined(CONFIG_USER_ONLY)
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+ env->fpscr = FPSCR_PR; /* value for userspace according to the kernel */
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+ set_float_rounding_mode(float_round_nearest_even, &env->fp_status); /* ?! */
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+#else
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+ env->sr = SR_MD | SR_RB | SR_BL | SR_I3 | SR_I2 | SR_I1 | SR_I0;
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+ env->fpscr = FPSCR_DN | FPSCR_RM_ZERO; /* CPU reset value according to SH4 manual */
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+ set_float_rounding_mode(float_round_to_zero, &env->fp_status);
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+ set_flush_to_zero(1, &env->fp_status);
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+#endif
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+ set_default_nan_mode(1, &env->fp_status);
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}
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}
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static void superh_cpu_class_init(ObjectClass *oc, void *data)
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static void superh_cpu_class_init(ObjectClass *oc, void *data)
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